Actually there is only 2 actions.
Short and long.
There are different bolt faces for 223, 308, 30-06, 300 WM, ETC, ETC, ETC.
30-06, 270, 300 WM, 7mmRM are all long the same long action, just with different bolt faces.
223 and 308 are both short actions, with different bolt faces.
Longer is...